1598268 has 48 divisors (see below), whose sum is σ = 4354560. Its totient is φ = 446784.

The previous prime is 1598263. The next prime is 1598273. The reversal of 1598268 is 8628951.

It is an interprime number because it is at equal distance from previous prime (1598263) and next prime (1598273).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1598263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4273 + ... + 4631.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1598268 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1598268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2177280).

1598268 is an abundant number, since it is smaller than the sum of its proper divisors (2756292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1598268 is a wasteful number, since it uses less digits than its factorization.

1598268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 424 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 1598268 is about 1264.2262455747. The cubic root of 1598268 is about 116.9184909683.

The spelling of 1598268 in words is "one million, five hundred ninety-eight thousand, two hundred sixty-eight".